Git - Git is a free and open source version control system designed to handle everything from small to very large projects with speed and efficiency. It is easy to learn and lightweight with lighting fast performance that outclasses competitors.
openDesktop.org - The website openDesktop.
Atlassian Bitbucket Server - Atlassian Bitbucket Server is a scalable collaborative Git solution.
SourceForge - The Complete Open-Source and Business Software Platform.
Mercurial SCM - Mercurial is a free, distributed source control management tool.
Freecode - Freecode (formerly known as Freshmeat) is one of the legit open source development platforms that will be the key for developers and programmers to have a streamlined process via having enhanced collaboration and coding leverages.